863008640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 2284718400

約数和(自身を除く): 1421709760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 101, 104, 128, 130, 158, 160, 169, 202, 208, 260, 316, 320, 338, 395, 404, 416, 505, 520, 632, 640, 676, 790, 808, 832, 845, 1010, 1027, 1040, 1264, 1313, 1352, 1580, 1616, 1664, 1690, 2020, 2054, 2080, 2528, 2626, 2704, 3160, 3232, 3380, 4040, 4108, 4160, 5056, 5135, 5252, 5408, 6320, 6464, 6565, 6760, 7979, 8080, 8216, 8320, 10112, 10270, 10504, 10816, 12640, 12928, 13130, 13351, 13520, 15958, 16160, 16432, 17069, 20540, 21008, 21632, 25280, 26260, 26702, 27040, 31916, 32320, 32864, 34138, 39895, 41080, 42016, 50560, 52520, 53404, 54080, 63832, 64640, 65728, 66755, 68276, 79790, 82160, 84032, 85345, 103727, 105040, 106808, 108160, 127664, 131456, 133510, 136552, 159580, 164320, 168064, 170690, 207454, 210080, 213616, 255328, 267020, 273104, 319160, 328640, 341380, 414908, 420160, 427232, 510656, 518635, 534040, 546208, 638320, 657280, 682760, 829816, 840320, 854464, 1021312, 1037270, 1068080, 1092416, 1276640, 1348451, 1365520, 1659632, 1708928, 2074540, 2136160, 2184832, 2553280, 2696902, 2731040, 3319264, 4149080, 4272320, 5106560, 5393804, 5462080, 6638528, 6742255, 8298160, 8544640, 10787608, 10924160, 13277056, 13484510, 16596320, 21575216, 26969020, 33192640, 43150432, 53938040, 66385280, 86300864, 107876080, 172601728, 215752160, 431504320, 863008640]

約数ペア:

[(1, 863008640), (2, 431504320), (4, 215752160), (5, 172601728), (8, 107876080), (10, 86300864), (13, 66385280), (16, 53938040), (20, 43150432), (26, 33192640), (32, 26969020), (40, 21575216), (52, 16596320), (64, 13484510), (65, 13277056), (79, 10924160), (80, 10787608), (101, 8544640), (104, 8298160), (128, 6742255), (130, 6638528), (158, 5462080), (160, 5393804), (169, 5106560), (202, 4272320), (208, 4149080), (260, 3319264), (316, 2731040), (320, 2696902), (338, 2553280), (395, 2184832), (404, 2136160), (416, 2074540), (505, 1708928), (520, 1659632), (632, 1365520), (640, 1348451), (676, 1276640), (790, 1092416), (808, 1068080), (832, 1037270), (845, 1021312), (1010, 854464), (1027, 840320), (1040, 829816), (1264, 682760), (1313, 657280), (1352, 638320), (1580, 546208), (1616, 534040), (1664, 518635), (1690, 510656), (2020, 427232), (2054, 420160), (2080, 414908), (2528, 341380), (2626, 328640), (2704, 319160), (3160, 273104), (3232, 267020), (3380, 255328), (4040, 213616), (4108, 210080), (4160, 207454), (5056, 170690), (5135, 168064), (5252, 164320), (5408, 159580), (6320, 136552), (6464, 133510), (6565, 131456), (6760, 127664), (7979, 108160), (8080, 106808), (8216, 105040), (8320, 103727), (10112, 85345), (10270, 84032), (10504, 82160), (10816, 79790), (12640, 68276), (12928, 66755), (13130, 65728), (13351, 64640), (13520, 63832), (15958, 54080), (16160, 53404), (16432, 52520), (17069, 50560), (20540, 42016), (21008, 41080), (21632, 39895), (25280, 34138), (26260, 32864), (26702, 32320), (27040, 31916)]